CommandMediatorAdmin.java

/*
*  Copyright (c) 2005-2010, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
*  WSO2 Inc. licenses this file to you under the Apache License,
*  Version 2.0 (the "License"); you may not use this file except
*  in compliance with the License.
*  You may obtain a copy of the License at
*
*    http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied.  See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.wso2.carbon.mediator.command.services;

import org.apache.axis2.AxisFault;

import java.util.ArrayList;
import java.lang.reflect.Field;
import java.lang.reflect.Method;


public class CommandMediatorAdmin {
    public String[] getClassSetProps(String className) throws AxisFault {
        ArrayList<String> setters = new ArrayList<String>();
        boolean execMethodFound = false;
        try {
            Class clazz = Class.forName(className);
            Field[] field = clazz.getDeclaredFields();
            Method[] methods = clazz.getMethods();
            for (Method method : methods) {
                if (method.getName().equals("execute")) {
                    execMethodFound = true;
                    break;
                }
            }
            if (execMethodFound) {
                for (int i = 0; i < methods.length; i++) {
                    String methodName = methods[i].getName();
                    if (methodName.startsWith("set")) {
                        for (int j = 0; j < field.length; j++) {
                            if (field[j].getName().equalsIgnoreCase(methodName.substring(3))) {
                                setters.add(field[j].getName());
                                break;
                            }
                        }
                    }
                }
            } else {
                return null; // the POJO class doesn't contains an execute  method
            }
        } catch (ClassNotFoundException e) {
            throw new AxisFault("Class " + className + " not found in the path", e);
        }
        if (setters.toArray(new String[setters.size()]).length > 0) {
            return setters.toArray(new String[setters.size()]);
        }
        return null;
    }
}